Criação do Docker Network

Criação da rede kube-news:

$ docker container ls -a
CONTAINER ID   IMAGE     COMMAND   CREATED   STATUS    PORTS     NAMES
$ docker network ls
NETWORK ID     NAME      DRIVER    SCOPE
a1addad835eb   bridge    bridge    local
73f2d51a39de   host      host      local
9198ba9fc6fd   none      null      local

$ docker network create kube-news
33d70e05712ade50e02a289c3eaeb0ba8a73cea2ccdc2a4d2f12b567cb75fb7f
$ docker network ls
NETWORK ID     NAME        DRIVER    SCOPE
a1addad835eb   bridge      bridge    local
73f2d51a39de   host        host      local
33d70e05712a   kube-news   bridge    local
9198ba9fc6fd   none        null      local
$ docker network inspect 33d70e05712a  
[
    {
        "Name": "kube-news",
        "Id": "33d70e05712ade50e02a289c3eaeb0ba8a73cea2ccdc2a4d2f12b567cb75fb7f",
        "Created": "2024-09-02T07:18:55.47568399-03:00",
        "Scope": "local",
        "Driver": "bridge",
        "EnableIPv6": false,
        "IPAM": {
            "Driver": "default",
            "Options": {},
            "Config": [
                {
                    "Subnet": "172.18.0.0/16",
                    "Gateway": "172.18.0.1"
                }
            ]
        },
        "Internal": false,
        "Attachable": false,
        "Ingress": false,
        "ConfigFrom": {
            "Network": ""
        },
        "ConfigOnly": false,
        "Containers": {},
        "Options": {},
        "Labels": {}
    }
] 

Foi criada a interface 4: br-33d70e05712a:

$ ip address
1: lo: <LOOPBACK,UP,LOWER_UP> mtu 65536 qdisc noqueue state UNKNOWN group default qlen 1000
    link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00
    inet 127.0.0.1/8 scope host lo
       valid_lft forever preferred_lft forever
    inet6 ::1/128 scope host
       valid_lft forever preferred_lft forever
2: eth0: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc mq state UP group default qlen 1000
    link/ether 00:15:5d:d1:29:48 brd ff:ff:ff:ff:ff:ff
    inet 192.168.43.217/20 brd 192.168.47.255 scope global eth0
       valid_lft forever preferred_lft forever
    inet6 fe80::215:5dff:fed1:2948/64 scope link
       valid_lft forever preferred_lft forever
3: docker0: <NO-CARRIER,BROADCAST,MULTICAST,UP> mtu 1500 qdisc noqueue state DOWN group default
    link/ether 02:42:ef:f0:cb:0e brd ff:ff:ff:ff:ff:ff
    inet 172.17.0.1/16 brd 172.17.255.255 scope global docker0
       valid_lft forever preferred_lft forever
4: br-33d70e05712a: <NO-CARRIER,BROADCAST,MULTICAST,UP> mtu 1500 qdisc noqueue state DOWN group default
    link/ether 02:42:ab:3a:a7:a9 brd ff:ff:ff:ff:ff:ff
    inet 172.18.0.1/16 brd 172.18.255.255 scope global br-33d70e05712a
       valid_lft forever preferred_lft forever